using System.Linq;

namespace MyConsoleApp
{
    internal class Program
    {
        private static void Main()
        {
            // 计算1+2+3+...+8+9+10的和
            var sum = GetSum(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
        }
        /// <summary>
        /// 计算一组数字的和
        /// </summary>
        /// <param name="numbers"></param>
        /// <returns></returns>
        private static int GetSum(params int[] numbers)
        {
            return numbers.Sum();
        }
    }
}